大业股份：股票连续三日涨幅偏离值超20%，提示交易风险

Core Viewpoint - The company announced that its stock experienced an abnormal fluctuation, with a cumulative closing price increase exceeding 20% over three consecutive trading days from December 24 to 26, 2025 [1] Group 1: Stock Performance - The stock price fluctuation is classified as an abnormal volatility due to the significant increase in closing prices [1] - The company has conducted a self-examination and inquired with its controlling shareholder and actual controller, confirming no undisclosed major information apart from what has already been disclosed [1] Group 2: Business Operations - The company's production and operations are currently normal [1] - The financial investment made in Jiangbei Company in 2021 has a minimal impact on performance, and the robotic tendon products have not yet been mass-produced, resulting in no substantial revenue [1] Group 3: Investor Advisory - The company advises investors to be cautious of trading risks in the secondary market and to rely on information disclosed through designated media for rational investment decisions [1]